30748320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:315

約数の個数: 144

約数和(自身を含む): 106378272

約数和(自身を除く): 75629952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 131, 144, 160, 163, 180, 240, 262, 288, 326, 360, 393, 480, 489, 524, 652, 655, 720, 786, 815, 978, 1048, 1179, 1304, 1310, 1440, 1467, 1572, 1630, 1956, 1965, 2096, 2358, 2445, 2608, 2620, 2934, 3144, 3260, 3912, 3930, 4192, 4716, 4890, 5216, 5240, 5868, 5895, 6288, 6520, 7335, 7824, 7860, 9432, 9780, 10480, 11736, 11790, 12576, 13040, 14670, 15648, 15720, 18864, 19560, 20960, 21353, 23472, 23580, 26080, 29340, 31440, 37728, 39120, 42706, 46944, 47160, 58680, 62880, 64059, 78240, 85412, 94320, 106765, 117360, 128118, 170824, 188640, 192177, 213530, 234720, 256236, 320295, 341648, 384354, 427060, 512472, 640590, 683296, 768708, 854120, 960885, 1024944, 1281180, 1537416, 1708240, 1921770, 2049888, 2562360, 3074832, 3416480, 3843540, 5124720, 6149664, 7687080, 10249440, 15374160, 30748320]

約数ペア:

[(1, 30748320), (2, 15374160), (3, 10249440), (4, 7687080), (5, 6149664), (6, 5124720), (8, 3843540), (9, 3416480), (10, 3074832), (12, 2562360), (15, 2049888), (16, 1921770), (18, 1708240), (20, 1537416), (24, 1281180), (30, 1024944), (32, 960885), (36, 854120), (40, 768708), (45, 683296), (48, 640590), (60, 512472), (72, 427060), (80, 384354), (90, 341648), (96, 320295), (120, 256236), (131, 234720), (144, 213530), (160, 192177), (163, 188640), (180, 170824), (240, 128118), (262, 117360), (288, 106765), (326, 94320), (360, 85412), (393, 78240), (480, 64059), (489, 62880), (524, 58680), (652, 47160), (655, 46944), (720, 42706), (786, 39120), (815, 37728), (978, 31440), (1048, 29340), (1179, 26080), (1304, 23580), (1310, 23472), (1440, 21353), (1467, 20960), (1572, 19560), (1630, 18864), (1956, 15720), (1965, 15648), (2096, 14670), (2358, 13040), (2445, 12576), (2608, 11790), (2620, 11736), (2934, 10480), (3144, 9780), (3260, 9432), (3912, 7860), (3930, 7824), (4192, 7335), (4716, 6520), (4890, 6288), (5216, 5895), (5240, 5868)]